.schema_root_icon{
    background:url('../icons/root.png') no-repeat center center;
}

.schema_catalog_icon{
    background:url('../icons/schemaCatalog.png') no-repeat center center;
}

.icon-package-catalog{
    background:url('../icons/数据包分类2.png') no-repeat center center;
}

.schema_database_icon{
    background:url('../icons/schema.png') no-repeat center center;
}

.field_catalog_icon{
    background:url('../icons/目录0.png') no-repeat center center;
}

.field_float_icon{
    background:url('../icons/浮点数1.png') no-repeat center center;
}

.field_text_icon{
    background:url('../icons/文本2.png') no-repeat center center;
}

.field_picture_icon{
    background:url('../icons/图片3.png') no-repeat center center;
}

.field_attach_icon{
    background:url('../icons/附件4.png') no-repeat center center;
}

.field_data_icon{
    background: url('../icons/data.png') no-repeat center center;
}

.field_matrix_icon{
    background: url('../icons/matrix.png') no-repeat center center;
}

.field_matrixtitle_icon{
    background: url('../icons/matrixtitle.png') no-repeat center center;
}

.field_video_icon{
    background: url('../icons/视频.png') no-repeat center center;
}

.field_multi_icon{
    background: url('../icons/富文本.png') no-repeat center center;
}

.case_root_icon{
    background:url('../icons/case.png') no-repeat center center;
}

.case_catalog_icon{
    background:url('../icons/caseCatalog.png') no-repeat center center;
}

.case_data_icon{
    background:url('../icons/case.png') no-repeat center center;
}

.icon-up{
    background:url('../icons/up.png') no-repeat center center;
}
.icon-down{
    background:url('../icons/down.png') no-repeat center center;
}
